lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 2 Jul 2014 22:21:14 -0700 From: Z Lim <zlim.lnx@...il.com> To: Alexei Starovoitov <ast@...mgrid.com> Cc: Catalin Marinas <catalin.marinas@....com>, Will Deacon <will.deacon@....com>, "David S. Miller" <davem@...emloft.net>, Daniel Borkmann <dborkman@...hat.com>, Chema Gonzalez <chema@...gle.com>, LKML <linux-kernel@...r.kernel.org>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>, Network Development <netdev@...r.kernel.org> Subject: Re: [PATCH RFC] arm64: eBPF JIT compiler On Wed, Jul 2, 2014 at 9:57 PM, Z Lim <zlim.lnx@...il.com> wrote: > On Wed, Jul 2, 2014 at 2:28 PM, Alexei Starovoitov <ast@...mgrid.com> wrote: >> On Tue, Jul 1, 2014 at 10:20 PM, Zi Shen Lim <zlim.lnx@...il.com> wrote: >> Do you really need 'jump by register' then? Regular 'bl' would be much faster. > > We'll need BLR to cover all cases. BL instruction can only address > +/-128MB (28-bits). > > BTW, what is the range of "imm" for JMP|CALL? I'm guessing since it's > s32, so +/-512MB? Oops... I meant: is it +/-2GB? -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists